You can find official trailers with embedded Portuguese subtitles (legendas) on YouTube to preview the translation quality. Key Details for Searching
Sites such as Subdl and elSubtitle offer community-uploaded subtitles. Look for tags labeled "pt-PT" to ensure European Portuguese grammar and vocabulary rather than Brazilian. Machine Gun Preacher Legendas PortuguГЄs (Portugal)
Machine Gun Preacher (2011) Subtitles | My-subs.co. Movie Machine Gun Preacher (2011) Subtitles. Genre : Action, Biography, Crime. My-subs.co You can find official trailers with embedded Portuguese
In Portugal and Brazil, the movie is commonly known as Redenção . Crime. My-subs.co In Portugal and Brazil